Home / 50,623.60-75,962.64-21,061.84

Finding the Fourth Proportional to 50,623.60, 75,962.64 and 21,061.84

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Solution

The fourth proportional to 50,623.60, 75,962.64 and 21,061.84 is: 31,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,623.60 : 75,962.64 = 21,061.84 : x
  2. Step 2: Convert to fraction form
    50,623.60/75,962.64 = 21,061.84/x
  3. Step 3: Cross multiply
    50,623.60x = 75,962.64 × 21,061.84
  4. Step 4: Simplify right side
    50,623.60x = 1,599,912,969.66
  5. Step 5: Solve for x
    x = 1,599,912,969.66/50,623.60
  6. Step 6: Final answer
    x = 31,604.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.